You will have to repeat this process for both your locked and unlocked contracts if you would like to delegate from both. To do so, follow the below steps through step 7, then select your other contract and repeat the process from step 4.
Under Staking from, select the contract you would like to stake from and click STAKE MY TOKENS.
On the Select a Validator Page under Validator account ID, enter either of the Coinbase Stake Pool IDs: bisonstrails.poolv1.near or bisonstrails2.poolv1.near.
COINBASE VALIDATOR INFORMATION
Validator name: Bison Trails
Staking pool IDs:
bisonstrails.poolv1.near
bisonstrails2.poolv1.near
Follow the on-screen prompts to sign the delegation transaction using your Ledger hardware device, or other recovery method.
If you would like to stake from another account, you may do so by using the dropdown menu on the top right to select your other account and repeating the above steps.
To add additional NEAR accounts to the same portal, you can recover them from https://wallet.near.org/recover-account using any of the four recovery methods.
Following the network processing time, you should see a confirmation message that your staking transaction was successful.
Congratulations! You are now staked to a Coinbase validator.